What does 88 = P. K. mean?

Click the game tab at the bottom of the simulation and select level 1. (there is no seesaw balance for this part of the activity.) balance the first equation, and click check to see if you got it right. if you can’t balance it in the first try, you can try again. work through the five equations for level 1. click continue to go on to level 2, and later level 3. each level is more difficult than the one before. keep trying until all the equations are balanced. in one or two sentences, describe how you did in the balancing game. in a few more sentences, explain one strategy you learned for balancing more complex equations.

Abar magnet cut in half will form a total ofpoles. a)fourb)eightc)two

While the change in blank will remain the same during a collision, the force needed to bring an object to a stop can be blank if the time if collision is blank